<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8" />
        <meta name="viewport" content="width=device-width, initial-scale=1">
        <title>我是中国人</title>
        
        <style>
            /* CSS伪类 LoVe HAte */
            a:link {
                color: red;
            }
            a:visited {
                color: yellow;
            }
            a:hover {
                color: green;
            }
            a:active {
                color: blue;
            }
            
            /* 常用 */
            a:hover {
                color: indigo;
            }
            
            a:focus {
                color: orange;
            }
        </style>
    </head>
    <body>
        <a href="https://www.baidu.com/">百度</a>
        <a href="https://www.taobao.com/">淘宝</a>

        <a href="https://www.qq.com/">腾讯</a>
    </body>
</html>

CSS伪类_伪类